Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business.
Published . Updated .
This report is about cybersecurity.
Directly affected
- BSX Boston Scientific+2.6% 30d
Named in this report.
Indirectly affected
- CIBR First Trust NASDAQ Cybersecurity ETF+9.3% 30d
First Trust NASDAQ Cybersecurity ETF: it holds cybersecurity firms. Linked by “cyberattack” (cybersecurity) in this story.
- CRWD CrowdStrike Holdings+20.0% 16d
CrowdStrike Holdings (prepackaged software): hacks and breaches raise demand for security software. Linked by “cyberattack” (cybersecurity) in this story.
- PANW Palo Alto Networks+6.9% 30d
Palo Alto Networks (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cyberattack” (cybersecurity) in this story.
- FTNT Fortinet+7.7% 30d
Fortinet (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cyberattack” (cybersecurity) in this story.
- XLV Health Care Select Sector SPDR
Health Care Select Sector SPDR holds the health sector that Boston Scientific belongs to, so it often moves with news about it.
- SYK Stryker+5.8% 30d
Stryker is a peer of Boston Scientific in surgical and medical instruments and apparatus; rivals often move on the same news.
- MMM 3M+0.8% 30d
3M is a peer of Boston Scientific in surgical and medical instruments and apparatus; rivals often move on the same news.
- BDX Becton, Dickinson and+8.5% 30d
Becton, Dickinson and is a peer of Boston Scientific in surgical and medical instruments and apparatus; rivals often move on the same news.
Price reaction, T-5 to T+3
| Ticker | T-5 | T-3 | T-1 | T0 | T+1 | T+2 | T+3 |
|---|---|---|---|---|---|---|---|
| BSX | -1.26% | +1.31% | base | -7.64% | after close | after close | after close |
| CIBRNo price data for this ticker | — | — | — | — | — | — | — |
| CRWDNo price data for this ticker | — | — | — | — | — | — | — |
| PANWNo price data for this ticker | — | — | — | — | — | — | — |
| FTNTNo price data for this ticker | — | — | — | — | — | — | — |
| XLVNo price data for this ticker | — | — | — | — | — | — | — |
| SYKNo price data for this ticker | — | — | — | — | — | — | — |
| MMMNo price data for this ticker | — | — | — | — | — | — | — |
| BDXNo price data for this ticker | — | — | — | — | — | — | — |
Closing-price change versus T-1, the last close before the story. T0 to T+3 fill in after each market close. Prices: Alpaca IEX.
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Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business. Barron's
Source: Barron's
Earlier semiconductors stories for First Tr Exchange-Traded Fd (CIBR): 7 cases
Across 7 earlier stories, First Tr Exchange-Traded Fd (CIBR) the next day averaged +0.12%. The largest gain was +0.12% and the largest drop was +0.12%, from 1 prices.
| Company | When | Average | Largest gain | Largest drop | Prices |
|---|---|---|---|---|---|
| First Tr Exchange-Traded Fd (CIBR) | the next day | +0.12% | +0.12% | +0.12% | 1 |
| CrowdStrike Holdings (CRWD) | the next day | +3.24% | +4.05% | +2.43% | 2 |
| Palo Alto Networks (PANW) | the next day | -1.03% | +4.26% | -6.29% | 6 |
| Palo Alto Networks (PANW) | three days later | +0.89% | +14.76% | -11.62% | 5 |
- Cybersecurity expert shares tips to spot AI-powered scams
- BofA names top application software stocks heading into Q3 earnings
- Palo Alto Networks, Inc. $PANW Shares Sold by AMI Asset Management Corp
- SteelPeak Wealth LLC Purchases 77,618 Shares of Palo Alto Networks, Inc. $PANW
- Goelzer Investment Management Inc. Sells 4,155 Shares of Palo Alto Networks, Inc. $PANW
- Assenagon Asset Management S.A. Sells 95,066 Shares of Palo Alto Networks, Inc. $PANW
How far First Tr Exchange-Traded Fd (CIBR) has moved since 28 Oct 2026
| Company | When | Move | Status |
|---|---|---|---|
| BSX | that day | -7.64% | still updating |
| BSX | three days earlier | +1.31% | final price |
| BSX | five days earlier | -1.26% | final price |
Trades by members of Congress and officials in the stocks in this story
- Rep. Kevin Hern sold Boston Scientific (BSX) (jointly held), worth $50,001 - $100,000 on 9 Sep 2026. That is 49 days before publication. Filed 25 Sep 2026. View the filing.
- Rep. Kevin Hern sold Boston Scientific (BSX) (jointly held), worth $50,001 - $100,000 on 4 Sep 2026. That is 54 days before publication. Filed 25 Sep 2026. View the filing.
- Rep. Kevin Hern sold Boston Scientific (BSX) (held by a dependent child), worth $1,001 - $15,000 on 3 Sep 2026. That is 55 days before publication. Filed 25 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, sold CrowdStrike Holdings (CRWD), worth $100,001 - $250,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Gilbert Cisneros bought CrowdStrike Holdings (CRWD), worth $1,001 - $15,000 on 7 Aug 2026. That is 82 days before publication. Filed 10 Sep 2026. View the filing.
- Donald J Trump, an executive branch official, sold Palo Alto Networks (PANW), worth $15,001 - $50,000 on 28 Aug 2026. That is 61 days before publication. Filed 8 Oct 2026. View the filing.
- Donald J Trump, an executive branch official, sold Palo Alto Networks (PANW), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. John J McGuire III sold Palo Alto Networks (PANW) (held by a spouse), worth $1,001 - $15,000 on 31 Jul 2026. That is 89 days before publication. Filed 10 Aug 2026. View the filing.
- Donald J Trump, an executive branch official, sold Fortinet (FTNT), worth $500,001 - $1,000,000 on 21 Aug 2026. That is 68 days before publication. Filed 8 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Stryker (SYK) (held by a spouse), worth $1,001 - $15,000 on 25 Sep 2026. That is 33 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna sold Stryker (SYK) (held by a dependent child), worth $15,001 - $50,000 on 11 Sep 2026. That is 47 days before publication. Filed 7 Oct 2026. View the filing.
- Rep. Rohit Khanna bought Stryker (SYK) (held by a spouse), worth $1,001 - $15,000 on 4 Sep 2026. That is 54 days before publication. Filed 7 Oct 2026. View the filing.
Public disclosure filings, not a recommendation. The filing link is the source document. News use of these reports still sits under 5 U.S.C. § 13107(c).
Who collects and who pays in semiconductors
Companies carried with this story
- CIBR First Tr Exchange-Traded Fd
First Tr Exchange-Traded Fd (CIBR) is linked, with no stored direction, medium confidence in the 28 Oct 2026 story “Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business..” Reason on file: First Trust NASDAQ Cybersecurity ETF: it holds cybersecurity firms. Linked by “cyberattack” (cybersecurity) in this story
- CRWD CrowdStrike Holdings
For “Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business.,” CrowdStrike Holdings (CRWD) is linked, with no stored direction, medium confidence. Reason on file: CrowdStrike Holdings (prepackaged software): hacks and breaches raise demand for security software. Linked by “cyberattack” (cybersecurity) in this story
- PANW Palo Alto Networks
In “Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business.,” Palo Alto Networks (PANW) is linked, with no stored direction, medium confidence. Reason on file: Palo Alto Networks (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cyberattack” (cybersecurity) in this story
- FTNT Fortinet
Fortinet (FTNT) is linked, with no stored direction, medium confidence in the 28 Oct 2026 story “Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business..” Reason on file: Fortinet (computer peripheral equipment): hacks and breaches raise demand for security software. Linked by “cyberattack” (cybersecurity) in this story
How semiconductors news reaches First Tr Exchange-Traded Fd (CIBR)
First Tr Exchange-Traded Fd (CIBR) is the company in “Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business.,” the 28 Oct 2026 Semiconductors story.
What ties First Tr Exchange-Traded Fd (CIBR) to the headline is this: First Trust NASDAQ Cybersecurity ETF: it holds cybersecurity firms. Linked by “cyberattack” (cybersecurity) in this story
CrowdStrike Holdings (CRWD) is here too. Its reason reads: CrowdStrike Holdings (prepackaged software): hacks and breaches raise demand for security software. Linked by “cyberattack” (cybersecurity) in this story
Dates in the story, and the First Tr Exchange-Traded Fd (CIBR) price range
CIBR traded between 98.09 and 110.59 across 20 sessions. The latest close on file is 109.58. CRWD traded between 216.05 and 286.94 across 13 sessions. The latest close on file is 249.35. PANW traded between 334.84 and 432.23 across 20 sessions. The latest close on file is 401.53.
A simple score for First Tr Exchange-Traded Fd (CIBR)
33 out of 100Price not final
“Boston Scientific Warned You. It Slashed Earnings Guidance After Cyberattack Hits Business.” scores 33 out of 100. The score uses 1 sources, and 4 linked companies. The price is not final yet.